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Submission #152599

# Submission time Handle Problem Language Result Execution time Memory
152599 2019-09-08T14:22:56 Z Ruxandra985 Gap (APIO16_gap) C++14
100 / 100
 79 ms 1916 KB 
#include <cstdio>
#include "gap.h"


long long findGap (int t , int n){
    long long l,r,i;
    long long st,dr,a,b,sol,x,y,len,rant;
    if (t == 1){
        long long w[100010];
        st = 1;
        dr = 1000000000000000000;
        l = 1;
        r = n;
        while (l<=r){
            a=b=0;
            MinMax (st,dr,&a,&b);
            if (l < r){
                w[l] = a;
                w[r] = b;
            }
            else {
                w[l] = a;
            }
            st = a + 1;
            dr = b - 1;
            l++;
            r--;
        }
        sol = 0;
        for (i=2;i<=n;i++){
            if (sol < w[i] - w[i-1])
                sol = w[i] - w[i-1];
        }
        return sol;
    }
    else {
        MinMax (0,1000000000000000000,&a,&b);
      	if (n == 2)
          return b - a;
        len = (b - a - 2) / (n - 2);
        sol = 0;
        rant = a;
        /// imparti in n - 2 bucati , e clar ca exista bucati goale
        /// maximul se va obtine intre 2 elem consecutive din bucati dif
        for ( i = a+1 ; i < b ; i+=len ){
            MinMax (i , i + len - 1 , &l , &r);
            if (l != -1 && sol < l - rant){
                sol = l - rant;
               if (r + sol + 1 > b)
                    break;
            }
            if (r!=-1)
                rant = r;
        }

        return sol;
    }
}

Compilation message

gap.cpp: In function 'long long int findGap(int, int)':
gap.cpp:7:29: warning: unused variable 'x' [-Wunused-variable]
     long long st,dr,a,b,sol,x,y,len,rant;
                             ^
gap.cpp:7:31: warning: unused variable 'y' [-Wunused-variable]
     long long st,dr,a,b,sol,x,y,len,rant;
                               ^

Subtask #1
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 380 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 256 KB Output is correct
5 Correct 2 ms 256 KB Output is correct
6 Correct 2 ms 256 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 256 KB Output is correct
10 Correct 2 ms 380 KB Output is correct
11 Correct 3 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 3 ms 376 KB Output is correct
14 Correct 3 ms 376 KB Output is correct
15 Correct 3 ms 376 KB Output is correct
16 Correct 16 ms 760 KB Output is correct
17 Correct 15 ms 760 KB Output is correct
18 Correct 15 ms 820 KB Output is correct
19 Correct 15 ms 760 KB Output is correct
20 Correct 11 ms 764 KB Output is correct
21 Correct 56 ms 1884 KB Output is correct
22 Correct 57 ms 1868 KB Output is correct
23 Correct 55 ms 1884 KB Output is correct
24 Correct 56 ms 1912 KB Output is correct
25 Correct 49 ms 1888 KB Output is correct
26 Correct 57 ms 1916 KB Output is correct
27 Correct 56 ms 1912 KB Output is correct
28 Correct 56 ms 1916 KB Output is correct
29 Correct 55 ms 1912 KB Output is correct
30 Correct 41 ms 1912 KB Output is correct
31 Correct 2 ms 376 KB Output is correct
32 Correct 2 ms 376 KB Output is correct

Subtask #2
70.0 / 70.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 256 KB Output is correct
11 Correct 3 ms 376 KB Output is correct
12 Correct 3 ms 376 KB Output is correct
13 Correct 3 ms 376 KB Output is correct
14 Correct 3 ms 376 KB Output is correct
15 Correct 3 ms 376 KB Output is correct
16 Correct 19 ms 504 KB Output is correct
17 Correct 21 ms 504 KB Output is correct
18 Correct 19 ms 504 KB Output is correct
19 Correct 20 ms 504 KB Output is correct
20 Correct 9 ms 508 KB Output is correct
21 Correct 75 ms 1152 KB Output is correct
22 Correct 75 ms 1144 KB Output is correct
23 Correct 74 ms 1144 KB Output is correct
24 Correct 75 ms 1144 KB Output is correct
25 Correct 68 ms 1144 KB Output is correct
26 Correct 79 ms 1016 KB Output is correct
27 Correct 75 ms 1196 KB Output is correct
28 Correct 74 ms 1144 KB Output is correct
29 Correct 76 ms 1144 KB Output is correct
30 Correct 37 ms 1144 KB Output is correct
31 Correct 2 ms 376 KB Output is correct
32 Correct 2 ms 256 KB Output is correct